// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/test/launcher/unit_test_launcher.h"

#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/logging.h"
#include "base/mac/foundation_util.h"
#include "base/test/gtest_util.h"
#include "base/test/test_switches.h"

namespace base {

int LaunchUnitTests(int argc,
    char** argv,
    const RunTestSuiteCallback& run_test_suite)
{
    CHECK(CommandLine::InitializedForCurrentProcess() || CommandLine::Init(argc, argv));
    const CommandLine* command_line = CommandLine::ForCurrentProcess();
    if (command_line->HasSwitch(switches::kTestLauncherListTests)) {
        FilePath list_path(command_line->GetSwitchValuePath(
            switches::kTestLauncherListTests));
        if (WriteCompiledInTestsToFile(list_path)) {
            return 0;
        } else {
            LOG(ERROR) << "Failed to write list of tests.";
            return 1;
        }
    } else if (command_line->HasSwitch(
                   switches::kTestLauncherPrintWritablePath)) {
        fprintf(stdout, "%s", mac::GetUserLibraryPath().value().c_str());
        fflush(stdout);
        return 0;
    }

    return run_test_suite.Run();
}

} // namespace base
